package com.itheima.service.impl;

import com.alibaba.dubbo.config.annotation.Service;
import com.aliyuncs.exceptions.ClientException;
import com.github.pagehelper.Page;
import com.github.pagehelper.PageHelper;
import com.itheima.constant.MessageConstant;
import com.itheima.dao.MemberDao;
import com.itheima.dao.OrderDao;
import com.itheima.dao.OrderSettingDao;
import com.itheima.dao.OrdersettinglistDao;
import com.itheima.entity.PageResult;
import com.itheima.entity.QueryPageBean;
import com.itheima.entity.Result;
import com.itheima.pojo.Member;
import com.itheima.pojo.Order;
import com.itheima.pojo.OrderSetting;
import com.itheima.pojo.Ordersettinglist;
import com.itheima.service.OrdersettinglistService;
import com.itheima.utils.DateUtils;
import com.itheima.utils.SMSUtils;
import com.itheima.utils.ValidateCodeUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;

import java.util.Date;
import java.util.List;
import java.util.Map;

@Service(interfaceClass = OrdersettinglistService.class)
@Transactional  //事物
public class OrdersettinglistServiceImpl implements OrdersettinglistService {
    //注入dao对象
    @Autowired
    private OrdersettinglistDao ordersettinglistServiceDao;
    @Autowired
    private OrderDao orderDao;
    @Autowired
    private MemberDao memberDao;
    @Autowired
    private OrderSettingDao orderSettingDao ;

    //预约列表分页查询
    @Override
    public PageResult pageQuery(QueryPageBean queryPageBean)  {
        Integer currentPage = queryPageBean.getCurrentPage();
        Integer pageSize = queryPageBean.getPageSize();
        String queryString = queryPageBean.getQueryString();  //过滤查询的条件

        PageHelper.startPage(currentPage,pageSize);

        Page<Ordersettinglist> page = ordersettinglistServiceDao.selectByCondition(queryString);

        long total = page.getTotal();
        List<Ordersettinglist> rows = page.getResult();
        return new PageResult(total,rows);
    }

    //新增预约
    public Result add(Ordersettinglist ordersettinglist, Integer setmealId) throws Exception{
        //1、检查用户所选择的预约日期是否已经提前进行了预约设置，如果没有设置则无法进行预约
        Date orderDate = ordersettinglist.getOrderDate();  //预约日期
        OrderSetting orderSetting = orderSettingDao.findByOrderDate(orderDate);
        if (orderSetting == null){
            //指定日期没有进行预约设置,无法进行预约
            return new Result(false, MessageConstant.SELECTED_DATE_CANNOT_ORDER);
        }

        //2、检查用户所选择的预约日期是否已经约满，如果已经约满则无法预约
        int number = orderSetting.getNumber();  //可预约人数
        int reservations = orderSetting.getReservations();  //已预约人数
        if (reservations >= number){
            //已经约满,无法预约
            return new Result(false, MessageConstant.ORDER_FULL);
        }


        //3、检查用户是否重复预约（同一个用户在同一天预约了同一个套餐），如果是重复预约则无法完成再次预约
        String telephone = ordersettinglist.getPhoneNumber();  //获取用户页面输入的手机号
        Member member = memberDao.findByTelephone(telephone);
        if (member != null) {
            //判断是否在重复预约
            Integer memberId = member.getId();  //会员ID
            Date order_Date = orderDate;  //预约日期
            Order order = new Order(memberId,order_Date,setmealId);
            //根据条件进行查询
            List<Order> list = orderDao.findByCondition(order);
            if (list != null && list.size() >0) {
                //说明用户在重复预约,
                return new Result(false, MessageConstant.HAS_ORDERED);
            }
        }else {
            //4、检查当前用户是否为会员，如果是会员则直接完成预约，如果不是会员则自动完成注册并进行预约
            member = new Member();
            member.setName(ordersettinglist.getName());
            member.setPhoneNumber(telephone);
            member.setSex(ordersettinglist.getSex());
            member.setRegTime(new Date());
            memberDao.add(member);  //自动注册会员
        }

        //5、预约成功，更新当日的已预约人数
        Order order = new Order();
        order.setMemberId(member.getId());  //设置会员ID
        order.setOrderDate(orderDate);  //预约日期
        order.setOrderType(ordersettinglist.getOrderType());  //预约类型
        order.setOrderStatus(Order.ORDERSTATUS_NO);  //到诊状态
        String order_Date = DateUtils.parseDate2String(orderDate);
        order_Date = order_Date.replace("-","");
        order_Date = order_Date + setmealId;
        System.out.println(order_Date);
        order.setCode(order_Date);  //档案号
        order.setSetmealId(setmealId);  //套餐ID
        orderDao.add(order);

        orderSetting.setReservations(orderSetting.getReservations()+1);  //设置已经预约人数+1
        orderSettingDao.editReservationByOrderDate(orderSetting);
        return new Result(true, MessageConstant.ORDER_SUCCESS,order.getId());

    }

    //删除预约
    @Override
    public void deleteById(Integer id) {
        ordersettinglistServiceDao.deleteById(id);
    }

    @Override
    public void deleteAll(List<Ordersettinglist> list) {
        for (Ordersettinglist ordersettinglist : list) {
            int id = ordersettinglist.getId();
            ordersettinglistServiceDao.deleteById(id);
        }
    }

}
